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stellarik [79]
3 years ago
7

What scientist explained the theory of atomic structure by relating it to the planetary model?​

Chemistry
1 answer:
bearhunter [10]3 years ago
6 0

Answer: Rutherford

Explanation:

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Tju [1.3M]

Answer:

Find out what to do first.

Give yourself a confidence boost.

Fuel your progress by learning how to feel better about yourself.

Create balance and overcome burnout.

Build a growth mindset for happiness.

Make positive memories.

Find those silver linings.

Take breaks from social media.

Explanation:

4 0
3 years ago
A container holds a pure sample of a radioactive substance with a half-life of 2 hours. Which of the following statements are tr
rodikova [14]

C, because a half-life is the amount of time it takes for half the atoms to decay.

5 0
4 years ago
Which of the following is best described as an acid-base reaction?
seraphim [82]

The reaction which represents an acid-base reaction is: HNO3(aq) + NH3(aq) → NH4*(aq) + NO3(aq).

<h3>What is an acid-base reaction?</h3>

An acid-base reaction is a reaction in which a substance donate protons to another substance which then accepts the proton.

An acid-base reaction usually involves the formation of a salt.

From the given reactions, the acid-base reaction is given below:

  • HNO3(aq) + NH3(aq) → NH4*(aq) + NO3(aq)

In the given reaction, HNO3 donates a proton and NH3 accepts the proton.

Therefore, the reaction which represents an acid-base reaction is: HNO3(aq) + NH3(aq) → NH4*(aq) + NO3(aq).

Learn more about acid-base reaction at: brainly.com/question/15334816

#SPJ1

4 0
2 years ago
Given that NASA needs 151,200 g of Oxygen (O2) per person for a mission, how many grams of water (H2O) does NASA need to ship to
IgorC [24]

this is so ez,

ok so here what u'll do after u balance the equation:

1. convert grams of oxygen to moles of oxygen.

2. convert moles of oxygen to moles of water

3. convert moles of water to grams of water.

4. bOOm... that's your answer

as follows:

2H2O(l)===>2H2(g)+O2(g)

1. 151200(g)/16(g/mol)=9540 moles of O2

2. 9450 moles of O2 × 2 moles of H2O =18900 moles of H2O

3. 18900 moles of H2O × 10g/mol = 189000g of H2O is required.

6 0
4 years ago
Write the oxidation number for the following elements: for brainliest answer
ollegr [7]

Explanation:

Here's an oxidation chart to help

..................

6 0
3 years ago
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